Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80d619cd1b9daccf7597fd9b1dc9431cd77548cb4f529cf9da9f5f9aa13277eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^